package lintulaskenta.servlet;

import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import lintulaskenta.entity.Havainnointitapahtuma;
import lintulaskenta.entity.Reitti;
import lintulaskenta.rekisteri.ReittiRekisteri;

public class HaeReittiServlet extends HttpServlet {

    private RequestDispatcher dispatcher;

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {

        int reitinNumero = Integer.parseInt(request.getParameter("vanhaReittiNumero"));
        HashMap<String, Object> map = new HashMap<String, Object>();
        map.put("vanhaReittiNumero", reitinNumero);
//        map.put("vuosi", 1990);
        
        
        dispatcher = request.getRequestDispatcher("newjsp.jsp");
        Reitti r;
        ReittiRekisteri rekisteri = new ReittiRekisteri();
        //getReittilistaReittinumerolla(reitinNumero);
        try {
            List<Reitti> rlist = rekisteri.haeReititEhdoilla(map);
//            List<Reitti> rlist = rekisteri.haeReititTapahtumanEhdoilla(map);
            //r = rlist.remove(0);
            //request.setAttribute("tapahtumat", r.getHavainnointitapahtumat());
            request.setAttribute("reitit", rlist);
            if (rlist.size() == 0)
                request.setAttribute("eiReittia", "Reittiä ei löydy!");

        } catch (Exception e) {
            request.setAttribute("eiReittia", "Reittiä ei löydy!");
        }

        dispatcher.forward(request, response);
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
